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  3. 9th Class
  4. Science
  5. Sound

9th Class Science Sound Question Bank Sound Formative Objective Problems

  • question_answer
    The loudness of sound varies inversely as the__ of the distance of the vibrating body.

    A)  cube                                    

    B)  square

    C)  fourth power  

    D)  sixth power

    Correct Answer: B

    Solution :

      Not Available


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